^understatement.
At $400 per, that is a stunning price, 60% off.
The 580s are 300 ea, 62% off...
In fact, going to the JBL site for the Studio 5 series:
Best-in-class JBL studio 5 home speakers & subwoofer delivers robust sound at a professional level and can work with multiple power amplifiers and fit any home decor.
www.jbl.com
Everything but the sub! ... and the 570.